 <h3>Page Content</h3>
   <iframe 
          frameborder="0" 
          id="page_preview" 
          scrolling="auto" 
          src="<?php echo url_for(array('controller'=>'admin/pages' ,
                                        'action'=>'show_editable_regions?id='.$pages->get('id'))
                                  )?>"
          width="99%" 
          height="500" style='border:1px solid #000'></iframe>